City profile · California · Census ACS 2023

Castaic, CA

Population, income, housing, safety, climate and schools for Castaic - drawn straight from Census ACS, FBI UCR, NOAA, NCES, HUD and FEMA, refreshed on the 2024–2025 release cycle.

18,479
Residents
$132,153
Median income
$710,400
Median home
$2,601
Median rent (state)

Castaic - the verdict

Measured against every US city with at least 1,000 residents, Castaic lands in the 91st percentile for household income. Source: Census ACS.

91st
percentile, household income
93rd
percentile, home value
93rd
percentile, median rent
📝 How we sourced this

Population, income, and housing-cost figures come from the U.S. Census Bureau American Community Survey 5-year estimates (B-series tables). Crime data uses FBI UCR; climate uses NOAA Climate Normals; school counts come from NCES Common Core of Data; permits use the Census Building Permits Survey (BPS). See our methodology page for the full ETL pipeline and OMB / FIPS join keys.

Data Snapshot: Castaic, CA

Census ACS 2023 estimates count 18,479 residents in Castaic, a small town within California. Castaic households earn a median of $132,153 annually, placing it in the top quartile of U.S. cities for household income, with a poverty rate of 3.8%. Typical homes in Castaic are valued around $710,400, and the median resident age is 37.2 years. About 41.4% of adults hold a bachelor's degree or higher, while 64.9% of working-age residents are in the labor force.

The city is served by 6 public schools according to NCES Common Core of Data.

California carries a cost-of-living premium: BEA Regional Price Parities 2024 puts California at 110.7 on a 100-equals-national-average scale (Well Above Average). HUD Fair Market Rent for a typical two-bedroom in this state is $2,601 per month. Statewide, average monthly utility bills in California run around $275, per EIA 2023 residential energy data. FEMA's National Risk Index rates natural-hazard exposure at 100.0 out of 100 (Very High).

Population

18,479 residents

Census ACS 2023 - California

Median Household Income

$132,153 /yr

Poverty 3.8%

Cost of Living Index (state)

110.7 (US=100)

Well Above Average - BEA RPP 2024, California average

How does Castaic compare to other US cities?

Here's how Castaic stacks up against the full field of US cities (population 1,000+), computed live from Census and FBI data.

Household income 91% higher than other cities
Home value 93% pricier than other cities
Median rent 93% pricier than other cities

"Safer than" reflects total crime rate from FBI UCR; the others use Census ACS estimates.

How we calculate these percentiles & ranks

Each percentile compares Castaic against every qualifying US city; each in-state rank narrows that to California only. Full formula and direction notes: methodology.

California-relative analysis

Bachelor's Degree or Higher sits close to the middle of California's city distribution

Among the 1,458 California cities PlainCities tracks with reported bachelor's degree or higher data, Castaic ranks #397 - the 73rd percentile within the state. This is a different, narrower cut than the nationwide percentiles above: it compares Castaic only against its own state's cities, not the full US field.

Median Household Income
#252 of 1,338
81st percentile in California
Median Gross Rent
#513 of 1,458
56th percentile in California
Median Home Value
#430 of 1,343
68th percentile in California
Poverty Rate
#963 of 1,450
33rd percentile in California
Bachelor's Degree or Higher
#397 of 1,458
73rd percentile in California

Ranked by raw value (highest first); a higher rank is not automatically "better" for every measure, see each metric's own context above. This is a comparison within California only, not a livability score. See the methodology for the source and calculation.

91stIncome percentile

91st percentile nationally for median household income. Source: Census ACS 2023 / FBI UCR 2023.

How Castaic's home value compares nationally

Median home value vs. every US city (population 1,000+)

$710,400 7th percentile more affordable than 7% of 15,600 US cities

$0–$25,000: 5 US cities (0%). Below this entry. $25,000–$50,000: 54 US cities (0%). Below this entry. $50,000–$75,000: 352 US cities (2%). Below this entry. $75,000–$100,000: 1,086 US cities (7%). Below this entry. $100,000–$125,000: 1,516 US cities (10%). Below this entry. $125,000–$150,000: 1,170 US cities (8%). Below this entry. $150,000–$175,000: 1,278 US cities (8%). Below this entry. $175,000–$200,000: 1,229 US cities (8%). Below this entry. $200,000–$225,000: 1,035 US cities (7%). Below this entry. $225,000–$250,000: 976 US cities (6%). Below this entry. $250,000–$275,000: 754 US cities (5%). Below this entry. $275,000–$300,000: 712 US cities (5%). Below this entry. $300,000–$325,000: 521 US cities (3%). Below this entry. $325,000–$350,000: 526 US cities (3%). Below this entry. $350,000–$375,000: 465 US cities (3%). Below this entry. $375,000–$400,000: 393 US cities (3%). Below this entry. $400,000–$425,000: 317 US cities (2%). Below this entry. $425,000–$450,000: 300 US cities (2%). Below this entry. $450,000–$475,000: 307 US cities (2%). Below this entry. $475,000–$500,000: 250 US cities (2%). Below this entry. $500,000–$525,000: 160 US cities (1%). Below this entry. $525,000–$550,000: 156 US cities (1%). Below this entry. $550,000–$575,000: 172 US cities (1%). Below this entry. $575,000–$600,000: 172 US cities (1%). Below this entry. $600,000–$625,000: 163 US cities (1%). Below this entry. $625,000–$650,000: 167 US cities (1%). Below this entry. $650,000–$675,000: 135 US cities (1%). Below this entry. $675,000–$700,000: 101 US cities (1%). Below this entry. $700,000–$725,000: 95 US cities (1%). This entry sits in this band. $725,000–$750,000: 71 US cities (0%). Above this entry. $750,000–$775,000: 65 US cities (0%). Above this entry. $775,000–$800,000: 70 US cities (0%). Above this entry. $800,000–$825,000: 57 US cities (0%). Above this entry. $825,000–$850,000: 67 US cities (0%). Above this entry. $850,000–$875,000: 60 US cities (0%). Above this entry. $875,000–$900,000: 58 US cities (0%). Above this entry. $900,000–$925,000: 47 US cities (0%). Above this entry. $925,000–$950,000: 37 US cities (0%). Above this entry. $950,000–$975,000: 31 US cities (0%). Above this entry. $975,000–$1,000,000: 470 US cities (3%). Above this entry. $1,000,000–$1,025,000: 0 US cities (0%). Above this entry. Castaic $0 $1,025,000 every US city, bucketed by value

Each bar is a $25K-wide band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau ACS 5-Year Estimates · 2023

Income distribution context

Household income distribution - Castaic, CA Castaic, CA's reported median household income shown against the U.S. national quintile-share pattern (not Castaic, CA-specific quintile data). The Lorenz curve traces the national cumulative income share against cumulative population share, perfect equality is the diagonal; observed inequality bows below. $ Household Income Distribution Castaic, CA median $132,153/yr, vs. U.S. national quintile pattern QUINTILE SHARE OF AGGREGATE INCOME Lowest 20% 3.4% Second 20% 9.2% Middle 20% 15.1% Fourth 20% 23.2% Top 20% 49.1% LORENZ CURVE cumulative income vs. population 100% 0% 100% pop. 0%
Castaic, CA's median household income (Census ACS 5-year estimate) plotted against the U.S. national income-quintile distribution pattern for context; the quintile shares and Lorenz curve are national figures, not computed specifically for Castaic, CA. Diagonal = perfect equality.

Key socioeconomic indicators

Bachelor's degree or higher (adults 25+) 41.4%

Census ACS S1501, educational attainment

Poverty rate (households below FPL) 3.8%

Census ACS S1701, poverty status

Labor force participation (adults 16+) 64.9%

Census ACS S2301, share of working-age residents in the labor force

Population
18,479
Median Income
$132,153
Median Home Value
$710,400
Median Age
37.2
Poverty Rate
3.8%
Labor force participation
64.9%
Bachelor's Degree+
41.4%

Schools

Total Schools
6
Public schools in this city

Commute Patterns

How workers travel to work, Census ACS 2023

Drive Alone
75.7%
Carpool
8.8%
Public Transit
0.4%
Walk
0.5%
Work from Home
12.5%
Other
2.1%

Based on 8,952 workers 16 and over.

Monthly Utility Costs

State-average estimates for California - EIA 2023 residential energy data

Electricity
$150
avg/month
Natural Gas
$55
avg/month
Water & Sewer
$70
avg/month
Total Utilities
$275
estimated/month

Estimates reflect California state averages. Actual costs vary by home size, usage, and local rates. Source: U.S. Energy Information Administration (EIA) 2023.

Living Costs & Risk

Cost of living is a California state average from BEA; rent and hazard risk are county-level figures from HUD and FEMA for the county Castaic sits in

Cost of Living Index
110.7
Well Above Average
US average = 100 · BEA RPP 2024
Typical 2-BR Rent
$2,601/mo
HUD Fair Market Rent
County-level FMR estimate
Natural Hazard Risk
100.0 / 100
Very High
FEMA NRI composite score (county)

Similar Cities in California

Arroyo Grande
18,412 people
Coronado
18,558 people
Arcata
18,578 people
Pinole
18,835 people
Chowchilla
18,876 people
Phelan
18,059 people

Cities of a Similar Size Nationwide

Population-matched peers from other states, closest to Castaic's 18,479 residents (Census ACS 5-Year 2023).

Nederland, TX
18,475 people
Zephyrhills, FL
18,471 people
Glenvar Heights, FL
18,488 people
Oxon Hill, MD
18,491 people
Panama City Beach, FL
18,493 people
Seabrook, MD
18,495 people

Cities with a Similar Household Income Nationwide

Median-household-income-matched peers from other states, closest to Castaic's $132,153 (Census ACS 5-Year 2023, table B19013).

Rincon Valley, AZ
$132,167 median income
Martha Lake, WA
$132,130 median income
Route 7 Gateway, CT
$132,188 median income
Clermont, GA
$132,188 median income
Kaaawa, HI
$132,188 median income
Short Pump, VA
$132,194 median income

Race & Ethnicity Composition

Race and ethnicity - Castaic, CA Race categories sum to one hundred percent per Census methodology. Hispanic or Latino is shown separately as an ethnicity overlay; it cuts across all race categories per OMB Directive 15. Race & Ethnicity Composition Castaic, CA - Census ACS, OMB race + ethnicity categories RACE, sums to 100% 54.7% 11.9% 11.7% 18.8% ETHNICITY, Hispanic or Latino (any race) 36.2% White 54.7% Black or African American 1.5% Asian 11.9% American Indian 1.4% Native Hawaiian 0.0% Some other race 11.7% Two or more races 18.8% Per OMB Directive 15: Hispanic/Latino ethnicity is reported separately from the race categories.
Race categories sum to 100%. Hispanic or Latino ethnicity is reported separately and cuts across race per Census/OMB methodology.

City-level race and ethnicity, Census ACS 5-year 2023 (tables B02001, B03001), OMB Directive 15 categories.

How Castaic compares to nearby California cities

Population + median household income, sourced from Census Bureau ACS 5-year B01001 (population) and B19013 (median household income).

City Population Median Household Income
Castaic (this city) 18,479 $132,153
Arroyo Grande 18,412 $103,258
Coronado 18,558 $135,056
Arcata 18,578 $48,731
Census ACS 5-year FIPS CA NCES CCD OMB Bulletin 23-01

What do people ask about Castaic, CA?

What is the population of Castaic, CA? +

Castaic, CA counts 18,479 residents according to U.S. Census Bureau ACS 2023 estimates.

What is the median household income in Castaic, CA? +

In Castaic, the typical household earns $132,153 per year, based on Census ACS 2023 data.

What is the cost of living in Castaic? +

BEA does not publish a city-level cost-of-living figure for Castaic; the closest available measure is the California state average, a cost of living index of 110.7 (U.S. average = 100), rated "Well Above Average" based on BEA Regional Price Parities 2024 data. Costs within California vary by metro area.

What is the median home value in Castaic, CA? +

A typical home in Castaic is worth $710,400, according to Census ACS 2023 estimates.

Source: U.S. Census Bureau ACS 5-Year 2023, NCES CCD, Census ACS B08301/B08136, U.S. Energy Information Administration (EIA) 2023, BEA Regional Price Parities 2024, HUD Fair Market Rents 2026, FEMA National Risk Index.

Read our methodology - how this data is sourced, computed, and verified.

Primary sources: Census ACS, FBI UCR, NOAA Climate Normals, NCES.

Citation & verification links Data sourced from the U.S. Census Bureau. See our methodology for details. Retrieved and formatted by PlainCities

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Every figure on PlainCities is rendered directly from Census ACS source data, no number is typed in by an editor. This page draws directly on Census ACS source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.